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Mary Mcclain — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Montgomery-County, Illinois
Our Model Tree links this Mary Mcclain across the 1930 and 1940 US Censuses in Montgomery-County, Illinois (XGBoost, ~Confirmed) — first a spouse (b.~1905), then head of a 7-person household.
Age 35
b. ~1905
Female
Spouse
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Montgomery-County, Illinois |
| Surname | McClain |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Taylor Springs Village |
| 1935 Residence (County) | Montgomery |
| Additional Details | |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Taylor Springs Village |
| Est. Birth Year | ~1905 |
Household Members
Census records only state relationship to the household head.
Pairwise kinship is derived (~90–95% accurate), not recorded.
Step/blended families and boarders can break it.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| George Mcclain | Head | — | 40 | ~1900 |
| Dorothy Mcclain | Daughter | — | 9 | ~1931 |
| Mary Mcclain | Spouse | — | 35 | ~1905 |
| Patricia Mcclain | Daughter | — | 4 | ~1936 |
| Goldie Mcclain | Daughter | — | 6 | ~1934 |
| Robert Mcclain | Son | — | 10 | ~1930 |
| Walter Mcclain | Son | — | 7 | ~1933 |
Census Appearances
1930
Montgomery, Illinois
Spouse, age 24
Montgomery, Illinois · implied b. ~1906 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McLain |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 24 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 17 |
| Father's Birthplace | United States |
| Mother's Birthplace | United States |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Montgomery-County, Illinois
Spouse, age 35
Montgomery-County, Illinois · implied b. ~1905 — 7 household members
| Surname | McClain |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Taylor Springs Village |
| 1935 Residence (County) | Montgomery |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
Model Tree
An inferred pedigree reconstructed from census links — up to 4 generations within the 1900–1950 window. Closer generations are built from household co-residence; deeper ones are bridged by following a relative to their own childhood census. Confidence compounds and weakens with each generation.
Our Model Tree links Mary Mcclain across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Mcclain
Spouse · 1940 · age 35 · b. ~1905 · Illinois
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Montgomery-County, Illinois
Open full size
1940 US Federal Census — Montgomery-County, Illinois
Page Contents
37 people indexed on this census page (nara:1940:m-t0627-00860-00398)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Charles Moreland | 49 | Head | Laborer | Illinois |
| 2 | Fern Moreland | 41 | Wife | — | Illinois |
| 3 | Lloyd Moreland | 19 | Son | — | Illinois |
| 4 | Bernice Moreland | 14 | Daughter | — | Illinois |
| 5 | Loran Moreland | 12 | Son | — | Illinois |
| 6 | Eva Mae Moreland | 10 | Daughter | — | Illinois |
| 7 | Loretta Moreland | 8 | Daughter | — | Illinois |
| 8 | Wildon Moreland | 7 | Son | — | Illinois |
| 9 | Dona Faye Moreland | 4 | Daughter | — | Illinois |
| 10 | Lee Moreland | 3 | Daughter | — | Illinois |
| 11 | Avus Moreland | 1 | Daughter | — | Illinois |
| 12 | Tom Mikeska | 57 | Head | Laborer | Slovakia |
| 13 | Mary Mikeska | 55 | Wife | — | Slovakia |
| 14 | William Mikeska | 17 | Son | — | Illinois |
| 15 | Charles Campagna | 57 | Head | Laborer | Italy |
| 16 | Emella Campagna | 59 | Wife | — | Italy |
| 17 | James Campagna | 23 | Son | New Worker | Illinois |
| 18 | Luke Salvino | 49 | Head | Laborer | Italy |
| 20 | Andrew Camely | 50 | Head | Baker | Slovakia |
| 21 | Anna Camely | 46 | Wife | Seamstress | Illinois |
| 22 | Frank Stank | 46 | Head | Postmaster | Illinois |
| 23 | Catherine Stank | 46 | Wife | Miner | Illinois |
| 24 | George Stank | 16 | Son | — | Illinois |
| 26 | Mike Esbra | 69 | Head | Laborer | Yugoslavia |
| 27 | Anna Esbra | 65 | Wife | — | Slovakia |
| 28 | Michael Esbra | 24 | Son | New Worker | Illinois |
| 29 | Edward Esbra | 20 | Son | New Worker | Illinois |
| 30 | Oren Prickett | 20 | Head | New Worker | Illinois |
| 31 | Viola Prickett | 19 | Wife | — | Illinois |
| 32 | Robert Hankins | 37 | Head | Laborer | Illinois |
| 34 | George Mcclain | 40 | Head | Laborer | Illinois |
| 35 | Mary Mcclain THIS PERSON | 35 | Wife | — | Illinois |
| 36 | Robert Mcclain | 10 | Son | — | Illinois |
| 37 | Dorothy Mcclain | 9 | Daughter | — | Illinois |
| 38 | Walter Mcclain | 7 | Son | — | Illinois |
| 39 | Goldie Mcclain | 6 | Daughter | — | Illinois |
| 40 | Patricia Mcclain | 4 | Daughter | — | Illinois |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 United States Federal Census (NARA). Our Model Tree links this person across census decades using XGBoost-based record linkage, with per-link confidence scores. Household corroboration strengthens the signal when co-residents appear on the same census pages in multiple years.
Source: National Archives and Records Administration (NARA)